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Ubuntu Security Notice USN-1419-1
April 11, 2012
puppet vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.04 LTS
Summary:
Several security issues were fixed in puppet.
Software Description:
- puppet: Centralized configuration management
Details:
It was discovered that Puppet used a predictable filename when downloading Mac
OS X package files. A local attacker could exploit this to overwrite arbitrary
files. (CVE-2012-1906)
It was discovered that Puppet incorrectly handled filebucket retrieval
requests. A local attacker could exploit this to read arbitrary files.
(CVE-2012-1986)
It was discovered that Puppet incorrectly handled filebucket store requests. A
local attacker could exploit this to perform a denial of service via resource
exhaustion. (CVE-2012-1987)
It was discovered that Puppet incorrectly handled filebucket requests. A local
attacker could exploit this to execute arbitrary code via a crafted file path.
(CVE-2012-1988)
It was discovered that Puppet used a predictable filename for the Telnet
connection log file. A local attacker could exploit this to overwrite arbitrary
files. This issue only affected Ubuntu 11.10. (CVE-2012-1989)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 11.10:
puppet-common 2.7.1-1ubuntu3.6
Ubuntu 11.04:
puppet-common 2.6.4-2ubuntu2.9
Ubuntu 10.04 LTS:
puppet-common 0.25.4-2ubuntu6.7
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1419-1
CVE-2012-1906, CVE-2012-1986, CVE-2012-1987, CVE-2012-1988,
CVE-2012-1989
Package Information:
https://launchpad.net/ubuntu/+source/puppet/2.7.1-1ubuntu3.6
https://launchpad.net/ubuntu/+source/puppet/2.6.4-2ubuntu2.9
https://launchpad.net/ubuntu/+source/puppet/0.25.4-2ubuntu6.7